Vexillum wings and keel corolla are found in family
(A) Solanaceae
(B) Fabaceae
(C) Liliaceae
(D) Malvaceae
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The mean and standard deviation of 18 observations are found to be 7 and 4 respectively. On rechecking it was found that an observation 12 was misread
Correct Answer - 6.5, 2.5
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The scientist who studied the wings of bats for capillaries is ………
C) Marcello Malpighi
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Locomotory organs in Echinodermata are A) Wings B) Fins C) Pseudopodia D) Tube feet
Correct option is B) Fins
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Which type of conjoint – vascular bundles are found in members of Cucurbitaceae family?
Bicollateral vascular bundle: When phloem is present in a vascular bundle on both the sides of xylem and intervening cambium tissue, it is called bicollateral vascular bundle. It is a feature...
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Find the odd one out. A) Calyx B) Corolla C) Pistil D) Follicle
Answer is (D) Follicle
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Which wings are known as true wings? Why?
Wings: Forewings and hindwings form the two pair of wings present on the dorsal side. Forewings are the first pair of dark, opaque, thick, leathery wings. Hindwings are thin, broad,...
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The fore limb (fins) of a whale, wings of a bat, legs of a cheetah are the examples of ………
(A) Homologous organs
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The wings of bats have skin folds stretched between elongated fingers is called………
(B) Patagium
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Marginal placentation is generally found in the family
(b) Fabaceae
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Why are the wings of butterfly and birds said to be analogous organs?
Wings of butterfly and birds are not anatomically similar structures though they perform similar functions. Hence, they are called analogous structures. Analogous organs result from convergent evolution.
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