A. 3
B. 9
C. 10
D. 15
Show AnswerAnswer = Option B
MCAT Biology
Which of the following cytoskeletal fiber contain tubulin protein?
A. One which help in assembly of spindles during mitosis.
B. One involved in internal cell motion.
C. One involved in maintenance of cell shape.
D. Both b and c
Show AnswerAnswer = Option A
Mosses are
A. Dermatocarpon
B. Permellia
C. Tortula
D. Both b and c
Show AnswerAnswer = Option C
Which of the following statement is incorrect about Glyoxisomes?
A. They contain enzymes which help in conversion of fatty acids into carbohydrate
B. They are abundant in soyabeans but absent in pea.
C. They are present through out life of a plant and provide them whth energy through Glyoxylate cycle.
D. They are signle membranous organelles
Show AnswerAnswer = Option C
21. Cellular organelles related with H2O2 are
A. Glyoxisomes
B. Lysosomes
C. Peroxisomes
D. Ribosomes
Show AnswerAnswer = Option C
20. Autophagosomes are
A. Those lysosomes which eat parts of their own cells to generate energy.
B. Those lysosomes which eat old and worn out cellular organelles.
C. Lysosomes which help in extracellular digestion
D. Both a and b
Show AnswerAnswer = Option D
Hydrosere is
A. Secondary succession starting in a pond
B. Primary succession starting in a pond
C. Primary succession starting on a dry soil
D. All of these
Show AnswerAnswer = Option B
19. During digesting the phagocytosed food particles vesicles formed from fusion of phagocytic vacuole with the enzymes secreted by Golgi apparantus are called
A. Lysosomes
B. Primary lysosomes
C. Secondary lysosomes
D. Food vacuole
Show AnswerAnswer = Option C
Secondary succession starts from
A. A bar rock sand
B. Clear glacial pool
C. From remains of previous ecosystem
D. Fire
Show AnswerAnswer = Option C
Diverse and stable community at the end of succession is
A. Climax community
B. Pioneers community
C. Top community
D. Stable community
Show AnswerAnswer = Option A