Q. All germ cells or reproductive cells divide by the process of
1 Mitosis
2 Meiosis
3 Both mitosis and meiosis
4 Neither mitosis nor meiosis
Ans: 2
Q. Algae often float on surface of water during the day but sink down during the night due to
1 evolution and trapping of oxygen bubbles during the day in their photosynthesis
2 becoming light as they consume most of their food in the night
3 warming action of sun during the day
4 release of absorbed air by warming of water
Ans: 1
Q. A simple sequence in which the grass grows, a cow eats the grass, a human eats the cow, or drinks its milk, is an example of a
1 Food chain
2 Food web
3 Food cycle
4 Pyramid
Ans: 1
Q. A serious viral infection is transmitted from many wild and domesticated animals, including dogs, to man. The disease is known as
1 Plague
2 Smallpox
3 Influenza
4 Hydrophobia
Ans: 4
Q. A main function of the autonomic nervous system, which consists of the sympathetic and parasympathetic divisions, is to
1 act as an inhibitory system for skeletal muscle
2 control the activity of a variety of secretory cells throughout the body
3 communicate between the two halves of the brain
4 control involuntary reflexes such as the knee-jerk response
Ans: 2
Q. A herbarium is
1 a collection of herbs in dried form
2 a garden with a varied collection of herbs
3 a garden with a collection of medical herbs
4 a centre for the preservation of dried specimens of plants
Ans: 4
Q. A dog can smell a breeding bitch from almost one kilometer. This is due to the
1 release of sex pheromones by the bitch during breeding
2 season release of some chemicals by both the dog and bitch during breeding season
3 special type of barking by the bitch during breeding season
4 none of the above characterstics
Ans: 1
Q. A disorder which is linked to the Y chromosome in humnas (holandric)will
1 only be expressed in males whose mothers were a carrier of the gene
2 never be passed from father to child
3 show a pattern of skipping generations in a family
4 be passed only from father to son
Ans: 4
Q. A dicot root shows
1 Large Path
2 Reduced or no pith
3 Endarch Xylem
4 Conjoint Bundles
Ans: 2
Q. A cancer that arises from the cells of the skin or he lining cells of the inner organs is named
1 Lymphoma
2 Carcinoma
3 Sarcoma
4 Leukemia
Ans: 2
1 Mitosis
2 Meiosis
3 Both mitosis and meiosis
4 Neither mitosis nor meiosis
Ans: 2
Q. Algae often float on surface of water during the day but sink down during the night due to
1 evolution and trapping of oxygen bubbles during the day in their photosynthesis
2 becoming light as they consume most of their food in the night
3 warming action of sun during the day
4 release of absorbed air by warming of water
Ans: 1
Q. A simple sequence in which the grass grows, a cow eats the grass, a human eats the cow, or drinks its milk, is an example of a
1 Food chain
2 Food web
3 Food cycle
4 Pyramid
Ans: 1
Q. A serious viral infection is transmitted from many wild and domesticated animals, including dogs, to man. The disease is known as
1 Plague
2 Smallpox
3 Influenza
4 Hydrophobia
Ans: 4
Q. A main function of the autonomic nervous system, which consists of the sympathetic and parasympathetic divisions, is to
1 act as an inhibitory system for skeletal muscle
2 control the activity of a variety of secretory cells throughout the body
3 communicate between the two halves of the brain
4 control involuntary reflexes such as the knee-jerk response
Ans: 2
Q. A herbarium is
1 a collection of herbs in dried form
2 a garden with a varied collection of herbs
3 a garden with a collection of medical herbs
4 a centre for the preservation of dried specimens of plants
Ans: 4
Q. A dog can smell a breeding bitch from almost one kilometer. This is due to the
1 release of sex pheromones by the bitch during breeding
2 season release of some chemicals by both the dog and bitch during breeding season
3 special type of barking by the bitch during breeding season
4 none of the above characterstics
Ans: 1
Q. A disorder which is linked to the Y chromosome in humnas (holandric)will
1 only be expressed in males whose mothers were a carrier of the gene
2 never be passed from father to child
3 show a pattern of skipping generations in a family
4 be passed only from father to son
Ans: 4
Q. A dicot root shows
1 Large Path
2 Reduced or no pith
3 Endarch Xylem
4 Conjoint Bundles
Ans: 2
Q. A cancer that arises from the cells of the skin or he lining cells of the inner organs is named
1 Lymphoma
2 Carcinoma
3 Sarcoma
4 Leukemia
Ans: 2
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