Biology MCQs – Page 53

✅ A. Stroma

Option A: Stroma Option B: Grana Option C: Thylakoid Option D: Outer membrane Correct Answer : Stroma Read more

✅ B. Insight learning

Option A: Latent learning Option B: Insight learning Option C: Operant conditioning Option D: Instinct Correct Answer : Insight learning Read more

✅ C. ADH

Option A: Insulin Option B: Thyroxine Option C: ADH Option D: Cortisone Correct Answer : ADH Read more

✅ A. Nucleolus

Option A: Nucleolus Option B: Nucleus Option C: DNA Option D: RNA Correct Answer : Nucleolus Read more

✅ A. Short day plant

Option A: Short day plant Option B: Long day plant Option C: Day neutral plant Option D: None of these Correct Answer : Short day plant Read more

✅ D. Thylakoids

Option A: Enzymes Option B: Co-enzymes Option C: Ribosomes Option D: Thylakoids Correct Answer : Thylakoids Read more

✅ A. Gastric juice

Option A: Gastric juice Option B: Pancreatic juice Option C: Bile Option D: All of these Correct Answer : Gastric juice Read more

✅ B. Secondary xylem

Option A: Primary xylem Option B: Secondary xylem Option C: Primary phloem Option D: Secondary phloem Correct Answer : Secondary xylem Read more

✅ B. Nitrosomonas

Option A: Rhizobium Option B: Nitrosomonas Option C: Nitrobacter Option D: Pseudomonas Correct Answer : Nitrosomonas Read more

✅ A. Primary wall

Option A: Primary wall Option B: Secondary wall Option C: Middle lamella Option D: all of the above Correct Answer : Primary wall Read more

✅

Option A: Cold blooded animal Option B: Ectotherm Option C: Endotherm Option D: Heterotherm Correct Answer : l Heterotherm Read more

✅ B. 7

Option A: 5 Option B: 7 Option C: 9 Option D: 12 Correct Answer : 7 Read more

✅ D. Both a and b

Option A: Those lysosomes which eat parts of their own cells to generate energy. Option B: Those lysosomes which eat old and worn out cellular organelles. Option C: Lysosomes which help in extracellular digestion Option D: Both a and b Correct Answer : Both a and b Read more

✅ B. Rudolph Virchows

Option A: Theodor Schwann and Schleiden Option B: Rudolph Virchows Option C: Louis Pasteur Option D: Both b and c Correct Answer : Rudolph Virchows Read more

✅ C. Homozygous dominant individual

Option A: Recessive allele Option B: Dominant allele Option C: Homozygous dominant individual Option D: Homozygous recessive individual Correct Answer : Homozygous dominant individual Read more

✅ A. Linnaeus

Option A: Linnaeus Option B: Aristotle Option C: Mendel Option D: Lamarck Correct Answer : Linnaeus Read more

✅ C. 60-80%

Option A: 20-40% Option B: 40-50% Option C: 60-80% Option D: 80-100% Correct Answer : 60-80% Read more

✅ D. Gravity

Option A: Air Option B: Water Option C: Land Option D: Gravity Correct Answer : Gravity Read more

✅ A. Tropical rain forest

Option A: Tropical rain forest Option B: Temperate deciduous forest Option C: Grassland Option D: Tundra Correct Answer : Tropical rain forest Read more

✅ B. Passive transport

Option A: Active transport Option B: Passive transport Option C: Co-transport Option D: Counter transport Correct Answer : Passive transport Read more