A Which of the following is not a structure for gas exchange in plants? a. stomates b. lenticels C. aerial root hairs d. flowers

Q: The phase change of an apical meristem from the juvenile tothe mature vegetative phase is often…

A: The meristematic tissues are the tissues that actively divide all throughout the life of the plant…

Q: a b d

A: Phototropism is the directional movement by which the shoot of the plant moves towards the source of…

Q: 8. A plant gets rid of excess water through transpiration. Which is a method used by plants to get…

A:

Q: Rootsa. are the primary site of photosynthesis.b. give rise to new leaves and flowers.c. have a…

A: The part of the plant which is present underground normally is called root. It provides anchorage,…

Q: Stem regions at which leaves are attached are called ________. a. trichomes b. lenticels c. nodes d.…

A: Plant body consists of various vegetative parts like leaf, stem and root. The reproductive parts of…

Q: Flowering plants have both tracheids and vessel elements in their xylem. Conifers, which evolved…

A: Xylem tissues are the conducting vessels specialized for transportation of water and food in the…

Q: In vascular plants, one difference between root and shoot systems is that a. root systems cannot…

A: Answer C-Root system contain pronounced zone of elongtaion where as shoot system do not.

Q: Seed plants lack which of the following structure(s)? (a) ovules surrounded by integuments (b)…

A: Seed plants are those which produce seeds and are also called as spermatophytes. Gymnosperms and…

Q: Why do land plants have stomates (sometimes called stomata)? a. To allow plants to take in carbon…

A: Introduction:- Stomata are small holes on the leaves that play an important role in gas exchange.…

Q: The ability of a sunflower plant to become taller is directly due to its a. apical meristem. c.…

A: Answer is a)  Apical meristem.

Q: Guttation in plants is due to condensation of water vapor and occurs through the hydathodes. D.…

A: Guttation is a process by which plants release excess water through their leaf pores (called…

Q: Which of the following statements is NOT true of the stems of vascular plants? a. Stems are…

A: Plants are multicellular eukaryotes composed of cells, tissues, and organs with highly specialized…

Q: Pollen grains in plants are produced in: A. roots B. leaves C. flower D. stem

A: Flowers are also known as blossom. Their primary function is reproduction in plants. They also…

Q: New plant cells originate from thea. parenchyma.b. collenchyma.c. sclerenchyma.d. base of the…

A: The growth and development in an organism is a vital part of their life. When the seed germinates, a…

Q: In vascular plants, phloem tissue primarilya. transports water.b. transports carbohydrates.c.…

A: Phloem tissue: [Vascular plants]          The vascular tissue in charge of transport and…

Q: Roots and shoots lengthen through activity at______ . a. apical meristems c. vascular cambium b.…

A: Step 1 Meristem tissue is a simple plant tissue of thin-walled embryonic cells which undergo mitosis…

Q: which of the following best describes the seeds of dicots? a. the seeds produce only one cotyledon…

A: Seed is a fertilized matured ovule consisting of an embryo enclosed by protective seed coats. The…

Q: How do stem being cut underwater affect the speed of absorption of water? b. Why do wilted plants…

A: Plants absorb water through roots via symplast and apoplast pathway and the water moves to the xylem…

Q: The ability of a sunflower plant to become taller is directly due to itsa. apical meristem. c.…

A: Meristem :   Plant tissues responsible for growth of the plant. The cells divided and differentiated…

Q: One of the following statements is false about flowering plants. A They all have flowers. B C D They…

A: Note: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: a)List two characteristics of plants that make them unique. b)Why do plants need to exchange…

A: Phytomorphology is the investigation of the physical structure and outside construction of plants.…

Q: Phloem is a tissue found in: A. reproductive organs of animals B. plants C. insects D.…

A: The tissue is a cellular level of organization between organ and cell. The nervous, muscular,…

Q: In the mistletoe/cactus/bird paper, which of these was a response of the cactus to mistletoe seed…

A: Bees, which consume the berries and defecate on tree roots, disperse the majority of mistletoe…

Q: Investigations > Make a list of all possible stimuli that the seedlings could be responding to when…

A: The development of an organism in reaction to a light stimulation is known as phototropism.

Q: A fruit is(A) a mature ovary.(B) a mature ovule.(C) a seed plus its integuments.(D) an enlarged…

A: Plants are mainly multicellular organisms, predominantly photosynthetic eukaryotes of the kingdom…

Q: With stomata closed, a waterproof cuticle______ . a. minimizes water loss through plant surfaces b.…

A: Water molecules escape from the leaves through the process of transpiration. The cells that are…

Q: Primary phloem develops from: A. lateral meristem B. protoderm C. extrastelar cambium…

A: Vascular plants consists of two specialized tissues called xylem and phloem that act as a conducting…

Q: What feature did terrestrial plants acquire in order to adapt to life on land to transport materials…

A: Introduction: Plants haven't always existed on the surface of the earth. Life was confined to water…

Q: In a plant’s male reproductive organs, development of pollen takes place in a structure known as the…

A: In flowering plants, the plant's male and female reproductive parts called androecium and gynoecium…

Q: The xylem in plants are responsible for:(a) transport of water(b) transport of food(c) transport of…

A: The transport of oxygen in plants occurs by processes of simple diffusion processes through the cell…

Q: When absorption of water by the roots fails to keep up with the rate of transpiration, gain in…

A: Transpiration and photosynthesis generally happen in day time. Water cycle and food cycle continue…

Q: Please answer the following parts: (a) Explain what Florigen is. (b) Explain how the floral…

A: In plants, all aspects of plant growth and development are controlled by the signal molecules. The…

Q: Stomata (a) help prevent desiccation of plant tissues (b) transport water and minerals through plant…

A: Plants produce their own food by the process of photosynthesis. Plants have leaves that helps in…

Q: Kindly provide 2 examples plants having "adaptations for twining" including  (i) mechanical support…

A: Twiners: Plants that climb by winding around support are called twiners. Also called climbing…

Q: Closed stomata______ . a. limit gas exchange c. prevent photosynthesis b. permit water loss d.…

A: Stomata are the tiny pores or openings on the surface of the leaves in plants. Stomatal openings are…

Q: When guard cells swell,______ . a. transpiration ceases c. stomata open b. sugars enter phloem d.…

A: Introduction :- Guard cells are found in the epidermis of the leaf, and pairs of guard cells…

Q: Most water moves from soil to vascular cylinder_____ . a. through root hairs c. through root cell…

A: Introduction :- Root hair cells are single tubular root cells (black arrow pointing to one of the…

Q: Which of the following causes increase in the diameter of a stem? a. Increase in size of cells in…

A: Plants have two types of growth systems - The Primary Growth and The Secondary Growth. The secondary…

Q: Plants absorb most part of water needed by them through their: A. embryonic zone B. growing…

A: Water maintains the turgidity of plants. It is essential for enzymatic activities in protoplasm and…

Q: The production of urine in the human kidney is different from transport in vascular plants. However,…

A: ANSWER) (A) The movement of water and mineral solutes via xylem. The production of urine in the…

Q: Openings in the plant body to allow for gas exchange are termed palisade cells collenchyma stomata O…

A: Introduction: Sunlight is an essential element in the process of photosynthesis, which is why it can…