CTET Solved Paper - UPTET December 2016 Paper2
106. Seedless fruits are of no use in
- Option : A
- Explanation : (A) The seedless fruit of coconut is of no use because its seed part is edible.
Tomato, grape and banana are seedless produced, can be used as fruit and vegetables.
107. Fibers of cotton are obtained from
- Option : C
- Explanation : (C) Fibers of cotton are obtained from the elongated epithelial cells of seed coat. It is made up of cellular.
108. Silk is obtained from which stage of silkworm?
- Option : B
- Explanation : (B) Silk is obtained from pupa. The larvae of silk worm produce a substance which becomes hard and tough. The larvae stays inside this covering and is called pupa (cacoon).
109. Vivipary germinations are found in
- Option : C
- Explanation : (C) It germination is found in mangrove plants. These plants grow in marshly areas.
- Option : B
- Explanation : (B) HIV mainly infects the helper lymphocytes and replicate inside them. These cells are called helper T-lymphocytes
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