The role of scolex in tapeworm is to
- A. excretion
- B. attachment to the host
- C. movement
- D. breathing
Total salt content in blood is about
- A. 1.85 to 1.9%
- B. 11.85 to 11.9%
- C. 2.85 to 2.9%
- D. 0.85 to 0.9%
At which stage in this cycle can a man be infected?
- A. 2
- B. 4
- C. 5
- D. 6
Tikka disease is related with the crop:
- A. Mustard
- B. Paddy
- C. Groundnut
- D. All of the above
A group of organism of the same species living together in a particular area is described as
- A. Colony
- B. Community
- C. Population
- D. Niche
Which of the following is a mixed gland
- A. Pituitary
- B. Adrenal
- C. Pancreas
- D. Thyroid
the vessel carrying oxygenated blood to the tissues is
- A. Arteries
- B. Ventricles
- C. Aorta
- D. Lung
Cold blooded animals are referred to as
- A. Poikilothermic
- B. Homothermic
- C. Polythermic
- D. Homeostatic
The process in which plant uses sunlight to synthesize nutrients from carbon dioxide and water is called
- A. Locomotion
- B. Homeostasis
- C. Transpiration
- D. Photosynthesis
The outer membrane that covers the brain is
- A. Myelin sheath
- B. Dura mater
- C. Arachnoid membrane
- D. Pia mater
Which parts provides food for the developing chick?
- A. 2 and 3
- B. 4 and 5
- C. 3 and 4
- D. 2 and 5
Which of the following relationship involves only one organism
- A. Saprophytism
- B. Commensalism
- C. Parasitism
- D. Symbiosis
A plant tissue that carries water and mineral salt is
- A. Xylem
- B. Cortex
- C. Phloem
- D. Cambium
The temporary union of two organisms and the exchange of micronuclear elements is called
- A. Conjugation
- B. Binary fusion
- C. Extrapolation
- D. Interexchange
Which is an Animal without red blood cells
- A. Frog
- B. Earthworm
- C. Snake
- D. Peacock
Mineral salts can be absorbed into roots by
- A. Osmosis only
- B. Osmosis and diffusion
- C. Diffusion and active transport
- D. Imbition only
The hygrometer is used for measuring
- A. Relative Humidity
- B. Specific Gravity
- C. Rainfall
- D. Salinity
Examples of animals with mammary glands include the following except
- A. Cow
- B. Goat
- C. Pig
- D. Hen
Blood circulation in a mammal is said to be double because
- A. It passes twice through the heart in a complete circuit
- B. It moves in both arteries and veins
- C. It circulates in both the hands and other organs
- D. The heart contains auricles and ventricles
The hormones secreted by pancreas serves to
- A. Facilitate the development of facial hairs
- B. Raise the level of calcium in the blood
- C. Lower blood glucose level
- D. Make the body react to emergencies
Physiological adaptation to very dry conditions in animal demonstrates
- A. Xeromorphism
- B. Hibernation
- C. Aestivation
- D. Rejuvenation