Question: Gibberellins is an example of_________________?

• 1. Growth inhibitor
• 2. Growth stimulator
• 3. Growth hormone
• 4. None of these

Question: A smallest contractile unit of muscle contraction called sarcomere is the area between two:

• 1. H- zone
• 2. M- Line
• 3. Z- Line
• 4. A band

Question: Which of the following animal has a hydrostatic skeleton?

• 1. Earthworm
• 2. Round worm
• 3. Tape worm
• 4. Pin worm

Question: A gene is said to be dominant, if _________?

• 1. It is never expressed in any condition
• 2. It is expressed only in heterozygous
• 3. It expresses its effect only in heterozygous state
• 4. It is expressed both in heterozygous and heterozygous condition

Question: Laws of segregation and dominance were given by ________?

• 1. Darwin
• 2. Morgan
• 3. Mendel
• 4. De Vries

Question: The sum of genes in a population is called ________?

• 1. Genotype
• 2. Karyotype
• 3. Gene pool
• 4. Lethal gene

Question: If two opposite alleles come together, one finding morphological expression masking the other, the fact is described as law of _________ ?

• 1. Inheritance
• 2. Dominance
• 3. Limiting factor
• 4. Segregation

Question: Blood does not clot in the blood vessels due to the presence of ___________?

• 1. Thrombin
• 2. Fibrinogen
• 3. Heparin
• 4. Prothrombin

Question: In the human body, fats are stored in the__________?

• 1. Epidermis
• 2. Adipose tissue
• 3. Liver
• 4. Epithelium

Question: Which of the following cells secrete insulin?

• 1. Alpha cells
• 2. Delta cells
• 3. Nerve cells
• 4. Beta cells