SPSC Lecturer Botany Past Paper 2009

41- Which one of the following organisms is not an autotroph?

A. Moss
B. Grass
C. Mushroom
D. None of these

Answer : C. Mushroom

42- Seed habit originated in:

A. Algae
B. Fungi
C. Bryophytes
D. Pieridophytes

Answer : D. Pieridophytes

43- The cells which produce roots hairs are called:

A. Lithocysts
B. Cystoliths
C. Trichoblasts
D. Trichomes

Answer : C. Trichoblasts

44- Black rust of wheat is caused by:

A. Rhizopus
B. Yeast
C. Penicillium
D. Puccinia

Answer : D. Puccinia

45- The smallest organelle in a cell is:

A. Lysosome
B. Spherosome
C. Peroxisome
D. Ribosome

Answer : D. Ribosome

46- Which one of the following is a fruit?

A. Potato
B. Raddish
C. Ginger
D. Lady’s Finger

Answer : D. Lady’s Finger

47- Plants of Hepaticopsida are usually known as:

A. Hornworts
B. Stone worts 
C. Liverworts
D. Mosses

Answer : C. Liverworts

48- Region of soil surrounding the root is:

A. Rhonlum
B. Rhizonium
C. Rhizosphere
D. Rhize

Answer : C. Rhizosphere

49- World environmental day is observed on:

A. 5th June
B. 22nd April
C. 16th September
D. 11th July

Answer : A. 5th June

50- The largest ocean in the world is:

A. Atlantic Ocean
B. Indian Ocean
C. Pacific Ocean
D. Arctic Ocean

Answer : C. Pacific Ocean

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