Biology - Comprehensive Mock Test 100

Question 991 Medium

Modified stem of _______ protect the plant from grazing animal?

A) Datura festuosa B) Aloe vera C) Gloriosa superba D) Carissa carandus

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Question 992 Medium

____require more than two growing seasons to complete their life cycle?

A) Annual B) Perennials C) Biennials D) Herbs

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Question 993 Easy

Leaf morphology helps in ?

A) Plant identification B) Plant classification C) None of these D) 1⃣ &2⃣ both

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Question 994 Easy

Parallel venation is a characteristic of ?

A) Legumes B) Grasses C) Parasitic plants D) Xerophytic plants

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Question 995 Medium

When the trunk is unbranched and bears crown of leaves at its apex, it is known as ?

A) Runner B) Sucker C) Caudex D) Culm

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Question 996 Medium

Which one of the following is not a characteristic of root?

A) Presence of root tap B) Presence of unicellular hair C) Presence of chlorophyll D) Absence of buds

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Question 997 Medium

A root can be differentiated from the stem because of the absence of ?

A) Green colour B) Nods and internodes C) Hair D) Branches

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Question 998 Medium

______ are the vegetative organs of the flowering plants?

A) Root ,stem, flower B) Leaves ,stem, fruits C) Roots, leaves, flowers D) Roots, stem, leaves

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Question 999 Medium

The capacity for vegetative reproduction is found in?

A) Leaves B) Roots C) Stem D) All of above

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Question 1000 Easy

A characteristic of angiosperm is?

A) Flower B) Root C) Seed D) All of these

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