Biology - MP Board of Secondary Education

Que 76-
iz’u 77&
Que 77-
iz’u 78&
Que 78-
iz’u 79&
How can we understand Organic evolution with the example of
Archeopteryx.
euq"; dk izd`fr esa izHkqRo i;kZoj.k dks u"V dj ldrk gS A lVhd
mRrj fyf[k, A
Dominance of Human in nature can destroy environment.
Describe with to the point answer.
izd`fr esa izR;sd tho uk’koku gS] fQj Hkh thou dk vfLrRo
fo|eku gS A
Death is essential still life exists. Explain.
thou ds fy, vko’;d fdUgh nks ;kSfxdksa dk egRo le>kb, A
Que 79- Explain utility of any two compounds for life.
iz’u 80& vkt ds le; esa u, thoksa dh mRifRr D;ksa ugh gks jgh gS \
le>kb, A
Que 80-
iz’u 81&
Why are not new organisms evolved now a days. Explain.
[kkn~; J`a[kyk ls izos’k djds dhVuk’kd tho oSKkfud n`f"V ls
vkof/kZr gks tkrs gSa \ fyf[k, A
Que81 -
Insecticide, through food chain magnify biologically. Explain81
iz’u 82& iznw"k.k dh orZeku jrkj de ugha gqbZ rks D;k gksxk \
Que 82-
iz’u 83&
Que 83-
iz’u 84&
Que 84-
iz’u 85&
Que 85-
iz’u 86&
Que 86-
If rate of pollution will not decrease ? Describe the consequences.
;wVªkWfQds’ku le>kb, A
Explain Eutrophication.
QksVks dsfedy LekWx ds isM+ ikS/kksa ij izHkko fyf[k, A
Write the effects of photochemical smog on vegetation.
ouksa ds lja{k.k ds fy, ,d izk;kstuk cukb, A
Suggest a working plan to conserve forests..
ou rFkk oU; tho f’k{kk ,oa euksjatu dk lk/ku gS A vius fopkj
fyf[k, A
Forests and wild life are the source of education and recreation.
Write your views.