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MCQ Tutorial - Biology->Botany

                        
1
1.) Which structure is involve in gaseous exchange of plants?
Options are:
A.) Lenticels
B.) Cuticle
C.) All the option are correct
D.) Stomata
                        
2.) Photosynthetic prokaryotes lack
Options are:
A.) Cell-membrane
B.) Chloroplast
C.) Vacuole
D.) Ribosomes
3.) Which of the following organ is because of absence of teeth in birds?
Options are:
A.) Crop
B.) Stomach
C.) Syrinx
D.) Gizzard
4.) In which plants leaves are always in whorls?
Options are:
A.) Sphenopsids
B.) Psilopsids
C.) Pteropsids
D.) Lycopsids
5.) In plants, which are involved in testa formation
Options are:
A.) Tracheids
B.) Sclereids
C.) None of the options are correct
D.) Sclerenchyma
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