If you wanted to genetically engineer a plant to be more resistant to drought, i

Question

If you wanted to genetically engineer a plant to be more resistant to drought, increasing amounts of which of the following hormones might be a good first attempt? Abscisic acid. Brassinosteroids. Gibberellins. Cytokinins Auxin. Which organs system is present in flatworms? Muscular. Digestive. Reproductive. Excretory All of the above Flukes are parasitic worms whose hosts during the larval stage are usually Aquatic insects. Cyprind fishes. Humans. Other free-living flatworms. Snails Animals are distinct among multicellular organisms because: Their cells lack rigid cell walls and are flexible. They can move more rapidly and are in more complex ways than members in other eukaryotic kingdoms. They develop from a zygote in a characteristic embryonic development. They show great diversity in size, form and structure. All of the above choices are correct All of the following are true about the Cniderians EXCEPT They are widespread and abundant especially in shallow, warm temperature of subtropical waters. they are basically gelatinous in composition. Their bodies are made up of distinct organs. They are diploblastic organisms They are radially symmetrical. What is the evolutionary advantage of closed circulatory system over open system? Open system are subject to contamination from the environment Blood pressure is higher in open systems. Blood in closed systems can be shunted where it is most needed. Blood loss is greater in open systems A and D only.

Explanation / Answer

Ques 85: E - All of the above

Ques 86: E- Snails

Ques 87 : E - All of above choices are correct.

Ques 88: C - their bodies are made up of distinct organs.

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