1 |
The vertebrates in which placenta is formed during the development of foetus are known as |
Pisces
Aves
Mammals
None of these
|
2 |
Animals that have their body cavity filled with parenchyma are called |
Acoelomates
Coelomates
Pseudocelomates
None of these
|
3 |
The body of animals which can be divided into two equal halves only in one plan is termed as |
Asymmetrical
Bilaterally symmetrical
Radically symmetrical
None of these
|
4 |
Vertebrates that develop embryonic membranes around their embryo called |
Amniotes
Abamniotes
Embryotes
None of these
|
5 |
Embryo-sac in angiosperms in also called |
Sporophyte
male gametophyte
Female gametophyte
None of these
|
6 |
Horsetails belong to sub-division |
Lycopsida
Sphenopsida
Pteropsida
None of these
|
7 |
The scientific name of rice is |
Acacia fistula
Oryza sativa
Zea mays
Triticum vulgare
|
8 |
It belongs to family caesalpiniaceae |
Cassia fistula
Arachis hypogaea
Lupinus
Buttea
|
9 |
The botanical name of egg plants is |
Capsicum annum
Solanum molangena
Atropa bellodone
Datura
|
10 |
Family Roasceae has ...... genera in Pakistan |
27
29
30
31
|
11 |
...... are highly evolved of all the plants on earth |
Bryophytes
Pteridophytes
Angiosperms
Gymnosperms
|
12 |
Pteropsida is divided into ...... classes |
3
4
5
6
|
13 |
The class hepaticeae includes about ...... species |
600
900
1100
1200
|
14 |
Gametophyte in bryophytes is |
Haploid
Diploid
Triploid
Pentaploid
|
15 |
bryophytes are generally thought to have evolved from |
Brown algae
Red algae
Golden algae
Green algae
|
16 |
Ferns belong to the group |
Sphenopsida
Lycopsida
Psilopsida
Filicinae
|
17 |
There are ...... known species of plants |
120000
227000
360000
412000
|