15. Which of the following is an adaptation of plants to life on land a Presence

Question

15. Which of the following is an adaptation of plants to life on land a Presence of chlorophy b. B Waay cuticle covering the leaves E. C Prokaryotic cells d D. Coll walh All of these are vancelar plants except al A mass bi A fern c) A pine tre 17 What does a pine tree and a mango tree have in common al They are both Gymaperm bi They both have non vaneular system c) They both bear seeds d They both have lowers while a soybean plant isl bi 19 Most utivated aps are Gymnosperm l Lepnmes rwers typicaly Eenta n four types of higMy melfed aves caled f eaves covered the flower whee iRwas in the bud stage Al Sepals Bi Petals 20 oral organs whith of these Di Carpels 21. A moeocotyledon has ytem and root system and bi fibrous rootparallel tap Fbrous root parallel, fibrous

Explanation / Answer

15) which of the following is an adaptation of plants to life on land?

Ans) B. waxy cuticle covering the leaves.

explain = Plant evolve several adaptation for its survival on land are embryo retention. cuticle, stomata and vascular tissue.

16) All of these are vascular plant except:-

Ans) a. moss

Explain = moss are the non-vascular plant in the Bryophyta.

17) What does a mango tree and a pine tree have in common?

Ans) c. They both bear seeds.

Explain = Pine is gymnosperm which is a non-flowering tree, vascular and naked seeds While mango is also angiosperm having vascular system, seeds are covered and a have flowers.

18) A pine tree is gymnosperm while a soyabean plant is an angiosperm.

21) monocotyledons have fibrous root system and parallel leaf ventilation while a dicot has tap root system and branched leaf ventilation.

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