Agriculture - Mock Test 195

Question 1941

Seeds of monocotyledons are?

A) Albuminous or non-endospermic B) Ex-albuminous or non-endospermic C) Both a & b D) Neither a nor b

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Question 1942

Secondary nucleus in the embryosac is?

A) Hoplold B) Diploid C) Triploid D) Hexaploid

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Question 1943

Root has?

A) Root cap B) Region of cell division C) Give proper anchorage to plant D) All of the above

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Question 1944

Root bear?

A) Unicelluar hairs B) Multicellular hairs C) Both a & b D) None of the above

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Question 1945

Rice varieties IR 20, IR 26 and IR 36 have shown better resistance to?

A) Tungro B) Bacterial leaf blight C) Blast D) Brown plant hopper

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Question 1946

Restorer gene is needed?

A) To make a plant correct B) To bring fertility in male sterile plants C) To make a plant resistant D) To enhance the yield

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Question 1947

Replacement of purine by pyrimidine and vice-versa is known as?

A) Transversion B) Transduction C) Translocation D) All the above

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Question 1948

Registered seed is directly produced from?

A) Foundation seed B) Certified seed C) Breeder's seed D) All the above

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Question 1949

Reduction Division in micro-sporogenesis occurs when?

A) Pollen mother cells are produced from & porocytes B) Sporocytes are produced C) Ovules are formed D) Four pollen grains are formed from a pollen mother cell

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Question 1950

Recurrent selection is mostly used in?

A) Cross pollinated crops B) Self pollinated crops C) Vegetatively propagated crops D) Apomictic crop plants

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