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Winged pollen grains are present in

Mango
Cycas
Mustard
Pinus
Explanation:

In Pinus, winged pollen grains are present. It is extended outer exine on two lateral sides to form the wings of pollen. It is the characteristic feature, only in Pinus. Pollen grains of Mustard, Cycas & Mango are not winged shaped.
Additional Questions

Which one is wrongly matched?

Answer

Which of the following options correctly represents the lung conditions in asthma and emphysema, respectively?

Answer

Match the items given in Column I with those in Column II and select the correct option given below :

Column IColumn II
a. Tricuspid valvei. Between left atrium and left ventricle
b. Bicuspid valveii. Between right ventricle and pulmonary artery
c. Semilunar valveiii. Between right atrium and right ventricle

a b c

Answer

Match the items given in Column I with those in Column II and select the correct option given below:

Column IColumn II
a. Tidal volumei. 2500 – 3000 mL
b. Inspiratory Reserve volumeii. 1100 – 1200 mL
c. Expiratory Reserve volumeiii.500 – 550 mL
d. Residual volumeiv. 1000 – 1100 mL

a b c d

Answer

The transparent lens in the human eye is held in its place by

Answer

Which of the following is an amino acid derived hormone?

Answer

Which of the following hormones can play a significant role in osteoporosis?

Answer

Which of the following structures or regions is incorrectly paired with its functions?

Answer

The amnion of mammalian embryo is derived from

Answer

Hormones secreted by the placenta to maintain pregnancy are

Answer
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