Biology MCQ Question and Answer
Biology MCQ Question and Answer
131. Photosynthesis generally takes place in which parts of the plant?
- Leaf and other chloroplast bearing plants
- steam and leaf
- Roots and chloroplast bearing plants
- Bark and leaf
132. Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to
- angiosperms
- gymnosperms
- monocotyledons
- dicotyledons
133. One of the following is not a function of bones.
- Place for muscle attachment
- Protection of vital organs
- Secretion of hormones for calcium regulation in blood and bones
- Production of blood corpuscles
134. Plant development is influenced by
- quality of light only
- quality and quantity of light
- quality and duration of light
- quality, quantity and duration of light
135. Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
- Robert Hooke
- Robert Brown
- Rudolf Virchow
- Theodore Schwann
136. Primary phloem develops from
- lateral meristem
- protoderm
- extrastelar cambium
- provascular tissue
137. Other than spreading malaria, anopheles mosquitoes are also vectors of
- dengue fever
- filariasis
- encephalitis
- yellow fever
138. out of proteins, lipids and carbohydrates present in a cell membrane, what is true?
- Lipids are maximum
- Carbohydrates are minimum
- Carbohydrates are maximum
- All three are in equal proportion
139. Prothrombin which helps in clotting of blood is released by
- lymphocytes
- erythrocytes
- monocytes
- blood platelets
140. Ramapithecus and Cro-Magnon man are considered
- ancestors of modern man
- ancestors of monkey
- ancestors of lion
- None of the above